diplomatic post in benghazi saying there's no justification for that attack. and expected to say the u.s. in his words will do what we must to prevent iran from obtaining a nuclear weapon. the speech will stream live on cbs.com if you want to see more of it. >> and this is important with romney saying he's not being tough enough on iran. and the papers this morning have a peace symbol. very potent particularly on this day in the jewish calendar. >>> shares of caterpillar are down this morning due to concerns about the global economy. and specifically capital expenditure from commodity producers. what does cat's warning mean for global investors? let's go trade in the globe. tim seymour is joining us from asset management and founder of the mergemoney.com. what does it mean? >> well, if you look at what caterpillar said in 2012, it is different than 2011 when they said the world is a wash in demand. they were concerned about meeting capacity. yesterday they were really saying and pointing squarely at dealers in china and even in latin america where they think t